crinkling

1.the plates, so that crinkling of the upper plate occurs.

在板块之间有摩擦力，所以位于上面的那个板块会起褶皱。

2.Sun Blotch is a viral disease that causes yellowed streaking of young stems, mottling and crinkling of new leaves and occasional deformation of the fruit.

孙腐病是一种病毒性疾病,造成泛黄,和皱纹的新叶和偶尔变形果.